Answer this electricity riddle?

  • Thread starter Thread starter Joshua H
  • Start date Start date
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Joshua H

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There are three lightbulbs inside a room. There are three light switches outside the room. You cannot see inside the room and you can only go in the room once. How could you tell me what switch is for what light? (Remember you can only go in once and you cannot see into the room from the outside.
 
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